Senior Network Security Engineer

2 weeks ago

Chennai Pune, India beBeeSecurity Full time US$ 1,50,000 - US$ 2,00,000
Job Overview

This is a key engineering role bridging network security domain expertise with tooling, automation, and process optimization.

Responsibilities
  • Lead requirement analysis for customer-specific firewall migration use cases and design scenarios.
  • Develop comprehensive rulebooks that translate legacy firewall rules into structured, vendor-specific formats.
  • Perform technical validation of firewall migration tools, ensuring accuracy in rule conversion, NAT handling, object mapping, and service translation.
  • Act as the primary subject matter expert (SME) for Cisco firewalls including ASA, FTD, and Firepower Management Center (FMC) platforms.
  • Support firewall migration efforts across other major vendors such as Palo Alto Networks, Fortinet, and Check Point etc.
  • Simulate real-world scenarios in test environments to validate conversion logic and identify tool enhancement needs.
  • Create and maintain technical documentation including standard operating procedures, test plans, and training materials.
  • Mentor junior engineers on firewall architecture, migration tooling, and validation best practices.
Requirements
  • Bachelors or Masters degree in Computer Science, Information Security, or related field.
  • 10+ years of hands-on experience in network security engineering, with significant focus on firewall technologies.
  • Expert-level experience with Cisco firewalls (ASA, FTD, FMC, 1K-9K chassis).
  • Hands-on experience with 2-3 other vendor firewalls.
  • Proficient in network protocols and services (TCP/IP, VPN, NAT, ACLs, IDS/IPS, segmentation, security zones).
  • Scripting and automation experience using Python, Bash, or similar for tool validation and rule parsing.
  • Excellent troubleshooting, analytical, and communication skills.
Preferred Qualifications
  • Professional certifications such as PCNSE, NSE 4/7, or CCNA/CCNP/CCIE Security.
  • Prior experience with firewall migration tools, conversion logic development, or automation frameworks.
  • Familiarity with cloud-based firewall services (AWS Security Groups, Azure NSGs, GCP firewall rules) is a plus.
  • Experience in BU-facing engineering or customer-driven solution roles.

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